Where do plants obtain their nitrogen? A: Plants absorb nitrogen directly from the air.

B: Worms produce a source of nitrogen for plants.

C: Nitrogen is made during the process of photosynthesis.

D: Plants get their nitrogen from soil bacteria.

D plants get their nitrogen from soil bacteria

Explanation:

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The answer is D

Explanation:

Plants rely mainly on the combined nitrogen in form of ammonia or nitrates resulting from nitrogen fixation by bacteria living symbiotically in their root nidules